#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[]) {
    int i;
    char **ptr;
    extern char **environ;
    
    for (i=0; i<argc; ++i)
        printf("argv[%d]: %s\n", i, argv[i]);

    for (ptr= environ; *ptr != 0; ptr++)
        printf("%s\n", *ptr);

    exit(0);
}
